don't take chantix if you've had a serus allergic or skin reaction to it. if you develop these stop taking chantix and see your doctor right away as some can be life-threatening. if you have a history of heart or blood vessel problems, tell your doctor if you have new or worse symptoms. get medical help right away if you have symptoms of a heart attack. use caution when driving or operating machinery. common side effects include nausea, trouble sleeping and unusual dreams. it helps to have people around you... they say, you're much bigger than this. and you are. [ male announcer ] ask your doctor if chantix is right for you. [ male announcer ] jill and her mouth have lived a great life. but she has some dental issues she's not happy about. so i introduced jill to crest pro-health for life. selected for people over 50. pro-health for life is a toothpaste that defends against tender, inflamed gums, sensitivity and weak enamel. conditions people over 50 experience. crest pro-health for life. so jill can keep living the good life. crest. life opens up when you